Idaho Springs, CO Weather & Growing Conditions
Today
76°F
Patchy Smoke
Patchy smoke before noon, then patchy smoke and a chance of showers and thunderstorms. Mostly sunny. High near 76, with temperatures falling to around 68 in the afternoon. East southeast wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Patchy Smoke | 7 mph ESE | 33% |
| Tonight | 47°F | Patchy Smoke | 3 to 8 mph SSW | 18% |
| Wednesday | 83°F | Sunny | 9 mph WNW | 0% |
| Wednesday Night | 44°F | Mostly Clear | 3 to 8 mph W | 1% |
| Thursday | 85°F | Sunny | 7 to 12 mph WNW | 2% |
| Thursday Night | 47°F | Clear | 6 to 10 mph WNW | 1% |
| Friday | 87°F | Sunny | 7 to 12 mph NNW | 1% |
| Friday Night | 51°F | Mostly Clear | 3 to 10 mph WNW | 0% |
| Saturday | 87°F | Sunny | 9 mph NW | 5% |
| Saturday Night | 53°F | Partly Cloudy | 5 to 8 mph WNW | 2% |
| Sunday | 87°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 6 to 9 mph NW | 20% |
| Sunday Night | 54°F | Partly Cloudy | 8 mph WNW | 9% |
| Monday | 85°F | Mostly Sunny then Showers And Thunderstorms Likely | 8 mph NNW | 57% |
| Monday Night | 52°F | Chance Showers And Thunderstorms then Mostly Cloudy | 8 mph W | 27% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Idaho Springs, CO
Last spring frost
May 30
First fall frost
Sep 19
Growing season
112 days
Hardiness zone
5b
Explore more for Idaho Springs, CO: full frost dates · planting calendar · Colorado frost dates
Climate data from the nearest NOAA station, Georgetown, Co (5.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.